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/* Copyright (C) 1993, 95, 96, 97, 98, 99, 2000 Free Software Foundation, Inc.
This file is part of the GNU IO Library.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2, or (at
your option) any later version.
This library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this library; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
MA 02111-1307, USA.
As a special exception, if you link this library with files
compiled with a GNU compiler to produce an executable, this does
not cause the resulting executable to be covered by the GNU General
Public License. This exception does not however invalidate any
other reasons why the executable file might be covered by the GNU
General Public License. */
#include "libioP.h"
#include <errno.h>
#include <shlib-compat.h>
int
_IO_new_fgetpos64 (fp, posp)
_IO_FILE *fp;
_IO_fpos64_t *posp;
{
#ifdef _G_LSEEK64
_IO_off64_t pos;
CHECK_FILE (fp, EOF);
_IO_cleanup_region_start ((void (*) (void *)) _IO_funlockfile, fp);
_IO_flockfile (fp);
pos = _IO_seekoff (fp, 0, _IO_seek_cur, 0);
if (_IO_in_backup (fp))
pos -= fp->_IO_save_end - fp->_IO_save_base;
_IO_funlockfile (fp);
_IO_cleanup_region_end (0);
if (pos == _IO_pos_BAD)
{
/* ANSI explicitly requires setting errno to a positive value on
failure. */
# ifdef EIO
if (errno == 0)
__set_errno (EIO);
# endif
return EOF;
}
posp->__pos = pos;
if (fp->_mode > 0
&& (*fp->_codecvt->__codecvt_do_encoding) (fp->_codecvt) < 0)
/* This is a stateful encoding, safe the state. */
posp->__state = fp->_wide_data->_IO_state;
return 0;
#else
__set_errno (ENOSYS);
return EOF;
#endif
}
strong_alias (_IO_new_fgetpos64, __new_fgetpos64)
versioned_symbol (libc, _IO_new_fgetpos64, _IO_fgetpos64, GLIBC_2_2);
versioned_symbol (libc, __new_fgetpos64, fgetpos64, GLIBC_2_2);
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